Libraries Wayne State University Libraries, Detroit, MI
Im@gine, Wayne State's Information Gateway, provides access to library catalogues, electronic indexes and journals, subject and resource guides, government resources and other reference tools.
http://www.lib.wayne.edu/

Detroit Public Library, Detroit, MI
The Detroit Public Library (DPL) is among the ten largest public libraries in the nation, and is the largest library system in the State of Michigan.
http://www.detroit.lib.mi.us/

DALNET
Detroit Area Library Network is a consortium of more than 20 multi-type libraries located in Southeast Michigan.
http://www.dalnet.lib.mi.us/members/

University of Michigan Libraries, Ann Arbor, MI
This link to MIRLYNWeb, is the web-interface version of MIRLYN, the University of Michigan Libraries' online system and includes access to the libraries' catalogues as well as electronic resources. Guest log-on is required.
http://mirlyn.web.lib.umich.edu/

Library of Michigan, Lansing, MI
The Library of Michigan is the official state library agency for Michigan. The Library of Michigan's online catalogue is a database of information about many of the materials owned by the library. They do not provide access to full-text of books, periodical articles, holdings of other libraries, or Internet databases.
http://www.michigan.gov/hal

Library of Congress, Washington, D.C.
The Library of Congress Online Catalogue contains over 12 million bibliographic records representing books, serials, computer files, manuscripts, cartographic materials, music, sound recordings, and visual materials from the library's collections.
http://catalog.loc.gov

Smithsonian Institution Research Information System (SIRIS)
The Smithsonian Institution Research Information System (SIRIS) is the online catalogue of resources held by the institution's libraries, archives, and other specialized research centers. Included are the American Art/Portrait Gallery Library, the National Museum of African Art Library, and the Cooper-Hewitt National Design Museum Library, as well as the Archives of American Art.
http://www.siris.si.edu/

Ryerson and Burnham Libraries, Chicago, IL
The Ryerson and Burnham Libraries are part of the Art Institute of Chicago. The libraries hold a research collection of 320,000 scholarly works, including 1,200 current serials subscriptions and 70,000 auction sales catalogues.
http://www.artic.edu/aic/libraries/

Museum of Modern Art (MoMA) Library, New York, NY
The Museum Library is a comprehensive collection devoted to modern and contemporary art. The combined catalogue of the library, museum archives and study centers, called DADABASE, is available online and includes records for all material in the library, including books, periodical titles, exhibition catalogues, auction catalogues, pamphlet files, artists' books, special collections materials, and web sites.
http://library.moma.org

Getty Research Institute Library, Los Angeles, CA
IRIS, the research library's online catalogue, contains records of archival and special materials, monographs, serials, media, and auction catalogues. This database also contains a searchable provenance index.
http://www.getty.edu/research/library/

National Gallery of Art Library, Washington, D.C.
The Library contains a comprehensive collection of more than 200,000 books, periodicals, and documents on the history, theory, and criticism of art and architecture. The emphasis is on Western art from the Middle Ages to the present and American art from the colonial era to the present.
http://www.nga.gov/resources/dldesc.htm

National Art Library, Victoria and Albert Museum, London, England
The National Art Library is a major reference library and the Victoria and Albert Museum's curatorial department for the art, craft and design of the book. The library contains up to two million items in total. Some 500,000 entries are now included in the library's online catalogue, and the remainder of the older material will be included in the near future.
http://www.nal.vam.ac.uk/

Harvard University Library, Cambridge, MA
The Harvard library system is the oldest in the United States and the largest academic library in the world. Books, manuscripts, microforms, maps, slides, photographs, and other materials are housed in more than 90 individual collections.
http://www.harvard.edu/museums/

Yale University Libraries, New Haven, CT
The collections of the Yale University Library are represented in multiple online catalogues and card catalogues. Together, Orbis, Morris (the Law Library catalogue), and the Center for Research Libraries (CRL) catalogue constitute the Yale University Library online catalogue. Special Catalogues exist for pre-1977 materials which do not appear in Orbis and catalogues for library materials not accessible through Orbis.
http://orbis.library.yale.edu

New York Public Library, New York, NY
CATNYP represents the holdings of the different research libraries in the New York Public Library system. Included are books, periodicals, manuscripts, maps, microfilms, music scores, prints, photographs, and other materials from the Center for the Humanities, the Science, Industry and Business Library, The New York Public Library for the Performing Arts, and the Schomburg Center for Research in Black Culture. LEO is the branch libraries' online catalogue and information system.
http://catnyp.nypl.org/

Metropolitan Museum of Art Libraries and Study Centers, New York, NY
Each of the Metropolitan Museum's libraries and study centers has a distinctive collection. Watsonline, the museum libraries' online catalogue, provides access to the records of approximately 70 percent of Watson Library's holdings. Watsonline also contains records for partial holdings of the other museum libraries.
http://www.metmuseum.org/education/er_lib.asp

New York University Libraries, New York, NY
The catalogue, bobcat, provides access to the holdings of all NYU libraries, except as otherwise noted. The catalogue, JULIUS, provides access to the Law Library holdings and the catalogue MEDCat, provides access to the Medical, Dental, NYU Downtown Hospital and Environmental Medicine Libraries' holdings.
http://www.nyu.edu/library/

Frick Art Reference Library, New York, NY
FRESCO, the Library's online catalogue, provides access to books catalogued after 1986, periodicals, artist files, and multimedia titles. Auction sale catalogues are catalogued in SCIPIO, the international online index to auction sale catalogues.
http://fresco.frick.org/

The Library Index (LibDex)
LibDex is a worldwide directory of library homepages, web-based OPACs, Friends of the Library pages, and library e-commerce affiliate links.
http://www.libdex.com/

Michigan Library Directory
The online directory contains the most up to date information for approximately 1900 libraries and library related organizations in Michigan.
http://envoy.libraryofmichigan.org/isapi/4disapi.dll/directory/search.html